2-BROMO-2-BUTENE

CAS No.：13294-71-8

Other grades of this product :

2-BROMO-2-BUTENE Basic information

Product Name:	2-BROMO-2-BUTENE
Synonyms:	2-BROMO-2-BUTENE;2-BROMO-TRANS-2-BUTENE;TRANS-2-BROMO-2-BUTENE;2-BROMO-2-BUTENE, 98%, MIXTURE OF CIS AN D TRANS;2-Bromo-2-butene (cis+trans);2-Bromo-2-butene, mixture of cis and trans;Bromobutenecistrans;2-bromobut-2-ene
CAS:	13294-71-8
MF:	C4H7Br
MW:	135
EINECS:	236-316-2
Product Categories:	Alkenyl;Halogenated Hydrocarbons;Organic Building Blocks
Mol File:	13294-71-8.mol

2-BROMO-2-BUTENE Chemical Properties

Melting point	-115.07°C (estimate)
Boiling point	91-92 °C(lit.)
density	1.331 g/mL at 25 °C(lit.)
refractive index	n20/D 1.461(lit.)
Fp	34 °F
storage temp.	2-8°C
form	Liquid
color	Clear yellow to brownish
Specific Gravity	1.328
Water Solubility	Not miscible or difficult to mix in water (664 mg/L 25 EST).
BRN	1733329
EPA Substance Registry System	2-Butene, 2-bromo- (13294-71-8)

Safety Information

Hazard Codes	F
Risk Statements	11
Safety Statements	16-29-33
RIDADR	UN 1993 3/PG 2
WGK Germany	3
TSCA	T
HazardClass	3
PackingGroup	II
HS Code	29033919

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English
ALFA	English

2-BROMO-2-BUTENE Usage And Synthesis

Chemical Properties	clear yellow to brownish liquid
Uses	Used in the synthesis of substituted catechol derivatives and mono-annelated benzenes.
Uses	2-Bromo-2-butene was used in the synthesis of substituted catechol derivatives and mono-annelated benzenes.
Synthesis Reference(s)	The Journal of Organic Chemistry, 43, p. 3076, 1978 DOI: 10.1021/jo00409a038

2-BROMO-2-BUTENE Preparation Products And Raw materials

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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